.tool-panel{border:1px solid var(--line);background:var(--surface);border-radius:16px;margin:30px 0 48px;padding:28px}.tool-panel label{color:var(--body);font-size:13px;display:block}.tool-panel input,.tool-panel select{border:1px solid var(--line);background:var(--bg);width:100%;min-height:48px;color:var(--ink);font:inherit;outline-offset:3px;border-radius:8px;margin-top:8px;padding:10px 13px}.tool-panel input:focus-visible,.tool-panel select:focus-visible,.tool-panel button:focus-visible{outline:2px solid var(--blue)}.tool-inputs{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.tool-inputs>*{min-width:0}.tool-panel .result{letter-spacing:-.04em;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;margin:25px 0 8px;font-size:clamp(28px,7vw,46px);font-weight:600;line-height:1.2;display:block}.result-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:24px 0;display:grid}.result-grid>div{border:1px solid var(--line);border-radius:8px;min-width:0;padding:15px}.result-grid small{color:var(--body);margin-bottom:8px;display:block}.result-grid output{color:var(--ink);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;font-size:17px;display:block}.tool-actions{flex-wrap:wrap;gap:10px;margin-top:22px;display:flex}.tool-actions button,.tool-actions a,.tool-chip{border:1px solid var(--line);background:var(--bg);min-height:42px;font:inherit;cursor:pointer;border-radius:8px;justify-content:center;align-items:center;padding:10px 16px;font-size:13px;text-decoration:none;display:inline-flex;color:var(--ink)!important}.tool-actions>:hover,.tool-chip:hover{border-color:var(--body);background:var(--soft)}.tool-actions .tool-primary{background:var(--ink);border-color:var(--ink);color:var(--bg)!important}.tool-primary:hover{opacity:.9}.tool-note{color:var(--body);font-size:13px;line-height:1.6}.tool-error{color:#f87171;min-height:22px;font-size:13px}.tool-examples{flex-wrap:wrap;gap:6px;margin-top:12px;display:flex}.tool-chip{min-height:34px;padding:6px 12px}.fraction-line{border-top:1px solid var(--body);height:58px;margin:30px 0 18px;display:flex;position:relative}.fraction-line>span{border-left:1px solid var(--body);text-align:left;min-width:0;height:10px;color:var(--body);flex:1;padding-top:16px;font-size:9px;position:relative}.fraction-line>span:nth-child(4n+1){height:18px}.fraction-line i{background:var(--blue);width:2px;height:35px;transition:left .15s;position:absolute;top:-8px}.fraction-line i:before{content:"";border:5px solid #0000;border-top-color:var(--blue);position:absolute;top:-3px;left:-4px}.tool-lead{color:var(--body);font-size:18px;line-height:1.65}.tools-directory{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.tools-directory a{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:24px;text-decoration:none;display:block}.tools-directory a:hover{border-color:var(--body)}.tools-directory small{color:var(--body);font:12px var(--font-data);margin-bottom:22px;display:block}.tools-directory strong{color:var(--ink);letter-spacing:-.03em;font-size:21px;line-height:1.2;display:block}.tools-directory p{margin-top:10px;margin-bottom:0!important}.info-main h1{font-size:clamp(36px,6vw,64px);line-height:1.08}.info-main{max-width:960px;padding-top:70px}.info-content{margin-top:30px}.info-content h2{scroll-margin-top:80px}.info-nav{flex-wrap:wrap;gap:20px;height:auto;min-height:60px;padding-block:12px}.info-nav nav{flex-wrap:wrap;gap:18px}.info-nav nav a{align-items:center;min-height:30px;display:inline-flex}.site-footer{grid-template-columns:1fr!important}.site-footer nav{flex-wrap:wrap;white-space:normal!important;justify-content:flex-start!important}.site-footer .footer-brand p{max-width:620px}.breadcrumbs{color:var(--body);flex-wrap:wrap;gap:8px;margin:0 0 24px;font-size:12px;display:flex}.breadcrumbs a{text-decoration:none}.info-content .table-wrap{max-width:100%;overflow-x:auto}.tool-message{min-height:20px;color:var(--blue);font-size:13px}@media (width<=600px){.tool-panel{padding:18px}.tool-inputs{grid-template-columns:1fr;gap:16px}.result-grid,.tools-directory{grid-template-columns:1fr}.info-main{padding-top:40px}.info-nav nav a:nth-child(n){display:inline-flex!important}.info-nav nav{gap:14px}.info-nav{position:relative}.tool-lead{font-size:16px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}.tool-panel .fraction-line>span{flex:none;position:absolute}.tool-panel .fraction-line>span:last-of-type{transform:translate(-100%)}